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Description of problem: All extra features are gated by `cluster` feature gate key. Health checking feature is gated by `machine-api` key. Given all components are expecting `cluster` key, we need to do the same.
4.1: https://github.com/openshift/machine-api-operator/pull/318 master: https://github.com/openshift/machine-api-operator/pull/317
Verified in 4.1.0-rc.5 Enabling machine-healthcheck with ``` apiVersion: config.openshift.io/v1 kind: FeatureGate metadata: annotations: release.openshift.io/create-only: "true" creationTimestamp: "2019-05-20T03:15:02Z" generation: 2 name: cluster resourceVersion: "44796" selfLink: /apis/config.openshift.io/v1/featuregates/cluster uid: 753f6c70-7aad-11e9-99f2-064df673d19e spec: featureSet: TechPreviewNoUpgrade ``` oc get pod machine-api-controllers-84b44d48f7-z7zpc NAME READY STATUS RESTARTS AGE machine-api-controllers-84b44d48f7-z7zpc 4/4 Running 0 75s -------- Disabling machine-healthcheck with ``` apiVersion: config.openshift.io/v1 kind: FeatureGate metadata: annotations: release.openshift.io/create-only: "true" creationTimestamp: "2019-05-20T03:15:02Z" generation: 3 name: cluster resourceVersion: "46260" selfLink: /apis/config.openshift.io/v1/featuregates/cluster uid: 753f6c70-7aad-11e9-99f2-064df673d19e spec: {} ``` Once it's disabled, delete the machine-api-controllers deployment so that the machine-healthcheck-controller is removed(Automatic removal is tracked by https://bugzilla.redhat.com/show_bug.cgi?id=1710172). oc get pods machine-api-controllers-749bdc5684-lst9s NAME READY STATUS RESTARTS AGE machine-api-controllers-749bdc5684-lst9s 3/3 Running 1 117s
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2019:0758